Home / 2,495.45-3,443.73-1,376.43

Finding the Fourth Proportional to 2,495.45, 3,443.73 and 1,376.43

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Solution

The fourth proportional to 2,495.45, 3,443.73 and 1,376.43 is: 1,899.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,495.45 : 3,443.73 = 1,376.43 : x
  2. Step 2: Convert to fraction form
    2,495.45/3,443.73 = 1,376.43/x
  3. Step 3: Cross multiply
    2,495.45x = 3,443.73 × 1,376.43
  4. Step 4: Simplify right side
    2,495.45x = 4,740,053.28
  5. Step 5: Solve for x
    x = 4,740,053.28/2,495.45
  6. Step 6: Final answer
    x = 1,899.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.